Color #FF810A Color / Colour Code #FF810A
This page shows the hex color code for color #ff810a (#FF810A). The colour is a orange tone with 100% saturation and 52% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #FF810A against common backgrounds.
Complementary Colors
#FF810A paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 359, 29, and 59 degrees for harmonious combinations.
Triadic Palette
Three colors at 29, 149, and 269 degrees.
Color Palettes Using #FF810A
Five shades at lightness levels 15% through 85% while keeping hue at 29 and saturation at 100%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 29 to 74 degrees create a warm, unified palette. This analogous scheme works for marketing materials, seasonal campaigns, and any design that needs visual warmth without clashing colors.
Combines the base color at hue 29 with its complement at 209 and two adjacent cool tones. This split-complementary approach provides strong visual contrast while remaining more balanced than a pure complementary scheme.
Five evenly spaced hues at 40% saturation and 80% lightness. Pastels are gentle on the eyes and work well for dashboards, onboarding screens, category tags, and any interface where multiple distinct colors are needed without visual aggression.
Shades & Tints of #FF810A
Lightness variations at hue 29 and 100% saturation.
CSS Gradients with #FF810A
Design Use Cases for #FF810A
High-Impact Accent
With 100% saturation, #FF810A is highly vivid. Reserve this for elements that need maximum attention: primary action buttons, notification badges, error states, or promotional banners. Use sparingly alongside neutral tones to avoid visual fatigue.
Soft Accent & Highlight
With 52% lightness, #FF810A has a softer, more approachable quality. It works well for hover states, subtle highlights, progress indicators, and secondary UI elements. This lightness range is particularly effective for tag backgrounds and status indicators.
Warmth & Enthusiasm
#FF810A sits in the orange range (hue 29). Orange combines the energy of red with the warmth of yellow. It works naturally for progress indicators, pricing highlights, "new" badges, and friendly call-to-action buttons. Food and fitness brands frequently use this hue range.
Gradient Pairing
Create a gradient from #FF810A (hue 29) to its complement at hue 209. For a subtler effect, try pairing with an analogous color at hue 59. Use CSS: background: linear-gradient(135deg, #ff810a, #0a89ff);
CSS Code for #FF810A
Similar Colors
Colors visually similar to #FF810A based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #FF810A across image editing and color design tools.
About Color #FF810A (#FF810A)
#FF810A is a orange color (colour) with RGB channel values of 255 red, 129 green, and 10 blue. The red channel is dominant by a ratio of 25.5:1 over the weakest channel. In HSL terms, the hue sits at 29 degrees with 100% saturation and 52% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #FF810A is 153/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 0% cyan, 49% magenta, 96% yellow, and 0% key (black).
The WCAG contrast ratio of #FF810A against white is 2.50:1 and against black is 8.40:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 8.40:1, or use it exclusively for decorative purposes.
The complementary colour #0A89FF creates maximum visual tension when paired with #FF810A. For more harmonious color combinations, use the analogous colours #FF0A0E and #FFFB0A, which sit 30 degrees on either side of the hue wheel. To build a complete design system, start with the monochromatic scale above for consistent shade variations, then add one complementary or triadic accent for interactive elements.
How to Explore Color #FF810A
- Enter your color value in HEX format.
- The tool converts it to RGB, HSL, CMYK format in real time.
- Copy the converted value to your clipboard.
What is HEX to RGB, HSL, CMYK color conversion
Converting from HEX to RGB, HSL, CMYK translates a color value between two different color models. Different color models are used in web design (HEX, RGB), print (CMYK), and color theory (HSL, HSV).
Related Tools & Colors
Frequently Asked Questions
- What color / colour is #FF810A?
- #FF810A is Color #FF810A, a orange color (colour) with RGB(255, 129, 10), HSL(29, 100%, 52%), and CMYK(0%, 49%, 96%, 0%). Its perceived brightness is 153/255.
- Is #FF810A accessible for text?
- Against white, #FF810A has a contrast ratio of 2.50:1 (fails AA for normal text). Against black, it has 8.40:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #FF810A?
- The complementary colour is #0A89FF (hue 209). For subtle color combinations, use analogous colours #FF0A0E and #FFFB0A. The triadic palette adds #0AFF81 and #810AFF for vibrant variety.
- How do I use #FF810A in CSS?
- Use any format: color: #ff810a; or rgb(255, 129, 10); or hsl(29, 100%, 52%). For CSS custom properties: --color-primary: 29 100% 52%; then use it as hsl(var(--color-primary)).
- Is this color / colour explorer free?
- Yes, completely free with no signup required. All colour calculations run in your browser. You can explore any valid hex color code, not just the pre-generated palette.